Block details.
Epoch: 123 Number of transactions in block: 4 slot_no: 2678237 epoch_slot_no: 21437 block_no: 2676721 slot_leader_id: 4 size: 4991 time: 2019-06-05 20:50:31 proto_major: 0 proto_minor: 2 hash: \x0742d8161465571d13fb46151a77f7e5ee252ee52a754875a5f2bb842f6ae735Block Operator
vrf_key: op_cert: op_cert_counter: